Your request re the tille NG refers to the possition held in the order.
It is Noble Grand (Master) that can refer to a particular Lodge in the organisation.
The Oddfellows for short - are Based in Manchester though lodges are in many other parts of the world.
Your best line of reserch is via www.oddfellows.co.uk/
The society provided is mainly a friendly society where making friends and helping people is its main role. Benefits are given to members as needed and social functions are normaly subsididised by the lodge.
The other functions are the suport of charities, localy and through the societies structure they provide funding for larger research projects .n the area of medical researc where we can fund an area of research over a 3 year period.
It is not an expensive organisation to Join and both Men and woemen can join or families.
Check out the sites and if you require any further help contact me direct at demainem @btinternet .com
Hope that this helps